DeepSeek V4 Flash 0731 vs Reka Edge

DeepSeek V4 Flash 0731 at $0.103 in and $0.207 out and Reka Edge at $0.115 in and $0.115 out — per million tokens, from the same wallet.

DeepSeek V4 Flash 0731

DeepSeek

0.07¢

for a client proposal

$0.103 in · $0.207 out / 1M

1.05M context · released 1 week ago

Full page →

Reka Edge

Rekaai

0.07¢

for a client proposal

$0.115 in · $0.115 out / 1M

16K context · released 5 months ago

Full page →

Asking all both at once — identical prompt, identical context — costs about 0.14¢ for a typical client proposal.

At a glance

Cheapest input: DeepSeek V4 Flash 0731 at $0.103 per million tokens.
Cheapest output: Reka Edge at $0.115 per million tokens.
Largest context: DeepSeek V4 Flash 0731 at 1.05M tokens — about 1,500 pages.

Cost per task

Estimated totals at the rates above. Solid bar is input, lighter bar is output.

Quick code fix

2K in · 500 out

DeepSeek V4 Flash 0731

0.03¢

Reka Edge

0.03¢

Draft a client proposal from notes

5K in · 800 out

DeepSeek V4 Flash 0731

0.07¢

Reka Edge

0.07¢

Context-heavy session (Alyph workspace)

155K in · 4K out

DeepSeek V4 Flash 0731

1.7¢

Reka Edge

needs 155K ctx

Analyze a 50-page legal contract

35K in · 1K out

DeepSeek V4 Flash 0731

0.38¢

Reka Edge

needs 35K ctx

Large architecture refactor

250K in · 3K out

DeepSeek V4 Flash 0731

2.6¢

Reka Edge

needs 250K ctx

Solid part of each bar is input tokens, the lighter part is output. Models that don’t fit a task are marked instead of priced.

Cost vs Token Amount

Drag the slider to adjust the split between input and output workload.

80% Input20% Output

DeepSeek V4 Flash 0731

Reka Edge

Adjust the ratio slider to change how output tokens influence the final price for equivalent workloads.

Pricing

DeepSeek V4 Flash 0731

Reka Edge

Input / 1M tokens

$0.103

$0.115

Output / 1M tokens

$0.207

$0.115

Cached input / 1M

$0.021

—

Specs

DeepSeek V4 Flash 0731

Reka Edge

Provider

DeepSeek

Rekaai

Released

1 week ago

5 months ago

Context window

1.05M

16K

Max output

384K

16K

Input

Text

Images, Text, and Video

Output

Text

Reasoning

Shows its thinking

Answers directly

Knowledge cutoff

—

Try it with real numbers

2K tokens in · 500 tokens out.

DeepSeek V4 Flash 0731

DeepSeek

0.03¢

for this task

67% input · 33% output

Full pricing →

Reka Edge

Rekaai

0.03¢

for this task

80% input · 20% output

Full pricing →

All 2, same prompt and context: 0.06¢. That is the entire cost of the comparison.

Your $5 welcome credit covers about 8,361 of these.

Which should you pick?

For long documents, DeepSeek V4 Flash 0731 has the largest context window here — 1.05M tokens.

On price, Reka Edge is the cheapest of the two on a typical task, at about 0.07¢.

For images or files, Reka Edge can read them directly; DeepSeek V4 Flash 0731 is text-only.

If you want to watch the model think, DeepSeek V4 Flash 0731 shows reasoning; the other answers directly.

Or don’t pick. Send the identical prompt to all both, read the answers side by side, and keep the winner. How to run a fair bake-off →

DeepSeek V4 Flash 0731 pricing →Reka Edge pricing →Add Lyria 3 Clip Preview Add Grok 4.20

Questions, answered

Which is cheaper, DeepSeek V4 Flash 0731 or Reka Edge?

On a typical client proposal (5K tokens in, 800 out): Reka Edge at 0.07¢; DeepSeek V4 Flash 0731 at 0.07¢. Long prompts can change the order when long-context rates apply.

Which has the largest context window?

DeepSeek V4 Flash 0731 — 1.05M tokens, about 1,500 pages.

Can I run DeepSeek V4 Flash 0731 and Reka Edge side by side on Alyph?

Yes — that is what Alyph is built for: the identical prompt with identical context to all 2, answers rendered side by side, billed from one wallet. This exact combination costs about 0.14¢ for a typical task.

Ask both at once

Identical prompt, identical context, answers side by side — about 0.14¢ for a typical client proposal. Free to start, with $5 of credit.